Re: Backporting fix for #199981 to 4.19.y?

Greg KH
2021-06-04T15:42:08Z

On Fri, Jun 04, 2021 at 04:50:19PM +0200, Laurențiu Păncescu wrote:
> Hi Greg,
>
> On 6/3/21 11:19 AM, Greg KH wrote:
> > That commit does not apply cleanly and I need a backported version. Can
> > you do that and test it to verify it works and then send it to us to be
> > applied?
>
> I now have a patch against linux-4.19.y, tested on my EeePC just now: the
> battery status and discharge rate are shown correctly.
>
> I've never submitted a patch before, should I put "commit <short-hash>
> upstream." as the first line of my commit message, followed by another line
> stating which branch I would like this to be merged to? Should I also
> include the original commit message of the backported commit? And then use
> git format-patch? I just read through [1] and [2], but they don't say
> anything specific about commit messages for backported patches.

Yes, what you describe here should be great. Look at the stable mailing
list archives on lore.kernel.org for other examples of this happening,
https://lore.kernel.org/r/20210603162852.1814513-1-zsm@chromium.org is
one example.

thanks,

greg k-h